In addition to alertness and increased focus, caffeine may help weaken headaches, boost memory, and even ward off certain diseases, including cancers, Alzheimer’s 2, and Parkinson’s 3. While most experts deem moderate consumption of this natural stimulant safe 1, too much caffeine may result in side effects that range from nervousness, anxiety, rapid heartbeat, and upset stomach to restlessness, migraines, sleeplessness, and muscle tremors. How does caffeine affect the brain and body?Ĭaffeine affects each individual differently. But is caffeine a viable option to help manage ADHD symptoms? Is it safe for adults and children? What about side effects? Here, we break down the most common effects of caffeine, its safety, and the most recent research available. In the context of attention deficit hyperactivity disorder (ADHD or ADD), treatments often include stimulant medication, which has a similar effect. Caffeine stimulates the nervous system and boosts dopamine production - both of which help the body with movement, attention, and focus.

Coffee, tea, sodas, energy drinks, chocolate - many of us consume caffeine throughout the day for a quick, temporary energy surge.